who can solve these 2 questions ?? 1. A 60kg astrounaut floating is space simutaneously tosses away a 14kg oxygen tank and a 5.8kg camera.the tank moves in the x direction at 1.6m/s,and the astraut recoils at 0.85m/s in a direction 200 degree counterclockwise from the x axis.find the velocity of the camera.(system of particles problem) 2. A 400 mg popcorn karnel is skittering across a nonstick frying pan at 8.2 cm/s when it pops and breaks into two equal mass pieces.if one piece ends up at rest how much energy was released in the popping?